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Unit 12 of 18
Functions
The concept that organizes everything after.
Every topic follows the curriculum standard
Learn→See→Try→Explain→Verify→Challenge→Transfer→Master
Topics in this unit
4 topics. Each card opens a full topic workspace and supports all eight learning actions.
Function Definition & Notation
Input-output precision
Domain & Range
Admissible inputs and outputs
Linear Functions
f(x) = mx + b
Three-pathway connections
Study this unit at three depths — current-grade mastery, advanced thinking, and competition mathematics.